yueh
132 lines
3.6 KiB
Java
132 lines
3.6 KiB
Java
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package appeng.recipes;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.HashMap;
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import java.util.Map;
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import com.google.gson.Gson;
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import com.google.gson.GsonBuilder;
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import com.google.gson.JsonObject;
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import com.google.gson.JsonParseException;
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import com.google.gson.JsonSyntaxException;
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import org.apache.commons.io.FilenameUtils;
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import org.apache.commons.io.IOUtils;
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import net.minecraft.util.JsonUtils;
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import net.minecraft.util.ResourceLocation;
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import net.minecraftforge.common.crafting.CraftingHelper;
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import net.minecraftforge.common.crafting.JsonContext;
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import net.minecraftforge.fml.common.FMLLog;
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import net.minecraftforge.fml.common.Loader;
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import net.minecraftforge.fml.common.ModContainer;
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import appeng.core.AppEng;
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import appeng.recipes.handlers.GrinderHandler;
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import appeng.recipes.handlers.InscriberHandler;
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import appeng.recipes.handlers.SmeltingHandler;
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public class AERecipeLoader
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{
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private static final String AERECIPE_BASE = "/aerecipes";
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private static Gson GSON = new GsonBuilder().setPrettyPrinting().disableHtmlEscaping().create();
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private final Map<ResourceLocation, IAERecipeFactory> factories = new HashMap<>();
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private final ModContainer mod;
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private final JsonContext ctx;
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public AERecipeLoader()
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{
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this.mod = Loader.instance().getIndexedModList().get( AppEng.MOD_ID );
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this.ctx = new JsonContext( AppEng.MOD_ID );
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this.initFactories();
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}
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public boolean loadProcessingRecipes()
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{
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return CraftingHelper.findFiles( this.mod, "assets/" + AppEng.MOD_ID + AERECIPE_BASE, this::preprocess, this::process, true, true );
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}
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private boolean preprocess( final Path root )
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{
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return true;
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}
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private boolean process( final Path root, final Path file )
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{
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String relative = root.relativize( file ).toString();
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if( !"json".equals( FilenameUtils.getExtension( file.toString() ) ) || relative.startsWith( "_" ) )
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{
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return true;
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}
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String name = FilenameUtils.removeExtension( relative ).replaceAll( "\\\\", "/" );
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ResourceLocation key = new ResourceLocation( this.ctx.getModId(), name );
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BufferedReader reader = null;
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try
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{
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reader = Files.newBufferedReader( file );
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JsonObject json = JsonUtils.fromJson( GSON, reader, JsonObject.class );
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if( json.has( "conditions" ) && !CraftingHelper.processConditions( JsonUtils.getJsonArray( json, "conditions" ), this.ctx ) )
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{
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return true;
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}
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this.register( json );
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}
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catch( JsonParseException e )
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{
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FMLLog.log.error( "Parsing error loading recipe {}", key, e );
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return false;
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}
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catch( IOException e )
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{
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FMLLog.log.error( "Couldn't read recipe {} from {}", key, file, e );
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return false;
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}
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finally
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{
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IOUtils.closeQuietly( reader );
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}
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return true;
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}
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private void register( JsonObject json )
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{
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if( json == null || json.isJsonNull() )
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{
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throw new JsonSyntaxException( "Json cannot be null" );
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}
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String type = this.ctx.appendModId( JsonUtils.getString( json, "type" ) );
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if( type.isEmpty() )
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{
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throw new JsonSyntaxException( "Recipe type can not be an empty string" );
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}
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IAERecipeFactory factory = this.factories.get( new ResourceLocation( type ) );
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if( factory == null )
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{
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throw new JsonSyntaxException( "Unknown recipe type: " + type );
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}
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factory.register( json, this.ctx );
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}
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private void initFactories()
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{
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this.factories.put( new ResourceLocation( AppEng.MOD_ID, "inscriber" ), new InscriberHandler() );
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this.factories.put( new ResourceLocation( AppEng.MOD_ID, "smelt" ), new SmeltingHandler() );
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this.factories.put( new ResourceLocation( AppEng.MOD_ID, "grinder" ), new GrinderHandler() );
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}
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}
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